Home / 1,447,450.20-2,171,180.88-605,411.28

Finding the Fourth Proportional to 1,447,450.20, 2,171,180.88 and 605,411.28

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Solution

The fourth proportional to 1,447,450.20, 2,171,180.88 and 605,411.28 is: 908,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,450.20 : 2,171,180.88 = 605,411.28 : x
  2. Step 2: Convert to fraction form
    1,447,450.20/2,171,180.88 = 605,411.28/x
  3. Step 3: Cross multiply
    1,447,450.20x = 2,171,180.88 × 605,411.28
  4. Step 4: Simplify right side
    1,447,450.20x = 1,314,457,395,672.33
  5. Step 5: Solve for x
    x = 1,314,457,395,672.33/1,447,450.20
  6. Step 6: Final answer
    x = 908,119.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.